Home / 47,478,832.80-71,218,249.20-44,293,783.20

Finding the Fourth Proportional to 47,478,832.80, 71,218,249.20 and 44,293,783.20

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Solution

The fourth proportional to 47,478,832.80, 71,218,249.20 and 44,293,783.20 is: 66,440,674.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478,832.80 : 71,218,249.20 = 44,293,783.20 : x
  2. Step 2: Convert to fraction form
    47,478,832.80/71,218,249.20 = 44,293,783.20/x
  3. Step 3: Cross multiply
    47,478,832.80x = 71,218,249.20 × 44,293,783.20
  4. Step 4: Simplify right side
    47,478,832.80x = 3,154,525,689,948,374
  5. Step 5: Solve for x
    x = 3,154,525,689,948,374/47,478,832.80
  6. Step 6: Final answer
    x = 66,440,674.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.